A-REI.1

High school · High School: Algebra — Reasoning with Equations & Inequalities

Explain each step in solving a simple equation as following from the equality of numbers asserted at the previous step, starting from the assumption that the original equation has a solution. Construct a viable argument to justify a solution method.

Official code: CCSS.MATH.CONTENT.HSA-REI.1
Short code: A-REI.1
Subject: Mathematics
Grade: High school
Domain: High School: Algebra — Reasoning with Equations & Inequalities

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